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https://issues.apache.org/jira/browse/HDFS-6374?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13998716#comment-13998716
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Charles Lamb commented on HDFS-6374:
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Perhaps TestDFSPermissions might be a better place for the new test.
> setXAttr should require the user to be the owner of the file or directory
> -------------------------------------------------------------------------
>
> Key: HDFS-6374
> URL: https://issues.apache.org/jira/browse/HDFS-6374
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: namenode
> Affects Versions: HDFS XAttrs (HDFS-2006)
> Reporter: Andrew Wang
> Assignee: Charles Lamb
> Attachments: HDFS-6374.1.patch, HDFS-6374.2.patch
>
>
> From the attr(5) manpage:
> {noformat}
> For this reason, extended user attributes are only allowed for regular
> files and directories, and access to extended user attributes is
> restricted to the owner and to users with appropriate capabilities for
> directories with the sticky bit set (see the chmod(1) manual page for
> an explanation of Sticky Directories).
> {noformat}
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